1. (

• henry ,
• H

) a unit of inductance in which an induced electromotive force of one volt is produced when the current is varied at the rate of one ampere per second ;

2. (

• Henry ,
• William_Henry

) English chemist who studied the quantities of gas absorbed by water at different temperatures and under different pressures (1775-1836) ;

3. (

• Henry ,
• Patrick_Henry

) a leader of the American Revolution and a famous orator who spoke out against British rule of the American colonies (1736-1799) ;

4. (

• Henry ,
• Joseph_Henry

) United States physicist who studied electromagnetic phenomena (1791-1878) ;